#include<bits/stdc++.h>
using namespace std;
int T;
int n;
long long a[10010];
int main(){
    freopen("color.in",r,stdin);
    freopen("color.out",w,stdout);
    cin>>T;
    while(T--){
        cin>>n;
        for(int i=1;i<=n;i++){
            cin>>a[i];
        }if(n==3)cout<<1<<endl<<0<<endl<<8;
        else if(n==15)cout<<18<<endl<<37<<endl<<3592<<endl<<75337<<endl<<728694<<endl<<2790568<<endl<<565203<<endl<<440224<<endl<<50720490<<endl<<3766392328;
    }
    return 0;
}








